Eunha Park dies in modern day Seoul and gets reincarnated in a novel as an extra character named Raeliana McMillan who eventually gets killed off during the original story. To avoid her second death, she makes a deal with the male lead Duke Noah Volstaire Wynknight to pretend to be his fiancée in exchange for her silence regarding the whereabouts of the Royal Seal, information she knows from her prior knowledge of the original novel. Will Noah help Raeliana avoid her ill-fated ending, or is history doomed to repeat itself?